BILLINGS, Mont.--(BUSINESS WIRE)--First Interstate BancSystem, Inc. (NASDAQ: FIBK), parent company of
First Interstate Bank, will report second quarter results after the
market closes on Wednesday, July 25, 2018. A conference call for
investors is scheduled for Thursday, July 26, 2018 at 11 a.m. Eastern (9
a.m. Mountain), during which the Company will discuss quarterly results.
There will be a question and answer session following the presentation.

The conference call will be accessible by telephone and through the
Internet. Shareholders, analysts, and other interested parties are
invited to join the call by dialing 1-877-507-0356. To participate via
the Internet, log on to www.FIBK.com.
A rebroadcast will be available approximately one hour after the end of
the conference call by dialing 1-877-344-7529. The conference ID is
10121725. The call will also be archived on the company’s website, www.FIBK.com.

About First Interstate BancSystem, Inc.

First Interstate BancSystem, Inc. is a financial services holding
company headquartered in Billings, Montana. It is the parent company of
First Interstate Bank. First Interstate Bank is a community bank with
$12.3 billion in assets as of March 31, 2018, delivering financial
solutions through locations across Idaho, Montana, Oregon, South Dakota,
Washington, and Wyoming. As a recognized leader in community banking
services, First Interstate is guided by strong values as well as a
commitment to delivering long-term organic growth by exceeding client
expectations and supporting, with leadership and resources, the
communities it serves. Learn more at https://www.firstinterstatebank.com.